godan verb (-ru), transitive verb
consign to oblivion; bury; hush up
Used for deliberately hiding or suppressing something (a scandal, a past event, an idea) so that it is forgotten or never comes to light. Often carries a nuance of forceful or final erasure.
その事件は闇に葬り去られた。
The incident was consigned to oblivion.
彼らは不都合な事実を葬り去ろうとした。
They tried to bury the inconvenient facts.